The Monster That Challenged the World

Release Date: June 14, 1957
Cast: Tim Holt as Commander John Twillinger
Audrey Dalton as Gail MacKenzie
Mimi Gibson as Sandy MacKenzie
Milton Parsons as Lewis Clark Dobbs
Length: BW 83 minutes
Director: Arnold Laven
Producer: Arthur Gardner, Jules V. Levy
Produced by: Gramercy Pictures
Cinematography: John D. Faure
Screenplay: David Duncan, Pat Fielder
Music: Heinz roemhold
Distributor: United Artists

Interesting Tidbits

The original title for The Monster That Challenged the World was The Jagged Edge.

The majority of the underwater scenes were filmed off the coast of Los Angeles at Catalina Island. Close-ups were filmed in a tank with water and plastic seaweed.

Production began on September, 1956 at the Hal Roach studios.

The Plot

An earthquake has led to the hatching of eggs belonging to a prehistoric mollusk. The hatchlings emerge from the Salton Sea, escape into an underground aquifer, and proceed to terrorize the citizens of California's Imperial Valley. The navy is called in to battle these monsters. Navy Lieutenant Commander John Twillinger (Holt), teams up with several scientists to battle the threat.
Source: Wikipedia.com.

The Wrap-up

The technical expertise that went into designing the monster was very good.